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Bluetooth range 

 10 m 

Play time 

Approx. 7 hours (Volume level 50%) 

Talk time 

Approx. 3.5 hours (Volume level 50%) 

Standby time 

Up to 70 hours 

Earbud charges (when case is fully 
charged) 

Around 3 charges 

Earbud battery capacity 

45 mAh 

Charging case battery capacity 

400 mAh 

Charging case input voltage 

5V 

Charging interface 

USB Type-C 

Charging case power input rating 

5V / 320 mA 

Net weight (single earbud) 

4 g 

Net weight (both earbuds with case) 

43 g 

 
 
 
 
 
 
 

Checking product authenticity 

 

  

 

1. 

Scan the QR code on the package 
with your phone.

 

2. 

Scratch off the coating. You’ll then 
see a code. 

 

Summary of Contents for TWS4

Page 1: ...d not be used in extreme temperatures Before using the charging case for the first time make sure to charge it using a 5 volt charger Pairing HTC True Wireless Earbuds 1 with your phone 1 The earbud will turn on automatically when taken out of the charging case 2 On your phone go to Settings turn Bluetooth on and then pair with HTC TWS4 Check your phone user guide to find out how to access Bluetoo...

Page 2: ...Recharge the case with a 5V charger periodically Controls Power on off Earbud will turn on when removed from the charging case and turn off when it is put back in the case Play next Tap and hold the earbud for 2 seconds Play previous Tap and hold the earbud for 5 seconds Play Pause Tap earbud Answer call End call Tap earbud Decline call Tap and hold earbud for 2 seconds Assistant Triple tap earbud...

Page 3: ...d 3 charges Earbud battery capacity 45 mAh Charging case battery capacity 400 mAh Charging case input voltage 5V Charging interface USB Type C Charging case power input rating 5V 320 mA Net weight single earbud 4 g Net weight both earbuds with case 43 g Checking product authenticity 1 Scan the QR code on the package with your phone 2 Scratch off the coating You ll then see a code ...

Page 4: ...ur phone enter the last four digits of the code 4 If the code is authentic the Search results screen will show that you have a genuine product code Warning If you see the above screen beware of counterfeiting ...

Page 5: ...t may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance...

Page 6: ...that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment ...

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